1. Develop this product based on the research of 10,000 hairy consumers. 2. Advanced Technology: This product has advanced technology that combines imported raw materials with fine molecules. 3. Soft and Shiny: With the advanced technology of imported raw materials and fine molecular, the combination of 5 seconds can make the hair soft and shiny! 4.Method of Use: Shampoo your hair first, then dry your hair with a dry towel, then wipe the mask on your hair without touching your scalp, massage for 2-5 minutes, and finally, rinse your hair thoroughly. 5. Hair Repair: This product is very suitable for you with coarse hair.